267 lines
8.1 KiB
C
267 lines
8.1 KiB
C
/*
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* Copyright 2009 Mark Benjamin <netsurf-browser.org.MarkBenjamin@dfgh.net>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** \file
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* Free text search (front component)
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*/
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#include <ctype.h>
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#include <string.h>
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#include <gdk/gdkkeysyms.h>
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#include "gtk/search.h"
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#include "gtk/scaffolding.h"
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#include "gtk/window.h"
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#include "utils/config.h"
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#include "content/content.h"
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#include "content/hlcache.h"
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#include "desktop/browser.h"
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#include "desktop/gui.h"
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#include "desktop/search.h"
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#include "desktop/searchweb.h"
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#include "desktop/selection.h"
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#include "render/box.h"
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#include "render/html.h"
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#include "utils/config.h"
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#include "utils/log.h"
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#include "utils/messages.h"
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#include "utils/utils.h"
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static void nsgtk_search_init(struct gtk_scaffolding *g);
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static void nsgtk_search_set_status(bool found, void *p);
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static void nsgtk_search_set_hourglass(bool active, void *p);
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static void nsgtk_search_add_recent(const char *string, void *p);
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static struct search_callbacks nsgtk_search_callbacks = {
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nsgtk_search_set_forward_state,
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nsgtk_search_set_back_state,
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nsgtk_search_set_status,
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nsgtk_search_set_hourglass,
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nsgtk_search_add_recent
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};
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/** connected to the search forward button */
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gboolean nsgtk_search_forward_button_clicked(GtkWidget *widget, gpointer data)
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{
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struct gtk_scaffolding *g = (struct gtk_scaffolding *)data;
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struct browser_window *bw = gui_window_get_browser_window(
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nsgtk_scaffolding_top_level(g));
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nsgtk_search_init(g);
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search_flags_t flags = SEARCH_FLAG_FORWARDS |
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(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(
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nsgtk_scaffolding_search(g)->caseSens)) ?
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SEARCH_FLAG_CASE_SENSITIVE : 0) |
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(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(
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nsgtk_scaffolding_search(g)->checkAll)) ?
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SEARCH_FLAG_SHOWALL : 0);
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if (search_verify_new(bw, &nsgtk_search_callbacks, (void *)bw))
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search_step(bw->search_context, flags, gtk_entry_get_text(
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nsgtk_scaffolding_search(g)->entry));
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return TRUE;
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}
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/** connected to the search back button */
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gboolean nsgtk_search_back_button_clicked(GtkWidget *widget, gpointer data)
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{
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struct gtk_scaffolding *g = (struct gtk_scaffolding *)data;
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struct browser_window *bw = gui_window_get_browser_window(
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nsgtk_scaffolding_top_level(g));
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nsgtk_search_init(g);
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search_flags_t flags = 0 |(gtk_toggle_button_get_active(
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GTK_TOGGLE_BUTTON(
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nsgtk_scaffolding_search(g)->caseSens)) ?
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SEARCH_FLAG_CASE_SENSITIVE : 0) |
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(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(
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nsgtk_scaffolding_search(g)->checkAll)) ?
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SEARCH_FLAG_SHOWALL : 0);
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if (search_verify_new(bw, &nsgtk_search_callbacks, (void *)bw))
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search_step(bw->search_context, flags, gtk_entry_get_text(
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nsgtk_scaffolding_search(g)->entry));
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return TRUE;
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}
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/** preparatory code when the search bar is made visible initially */
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void nsgtk_search_init(struct gtk_scaffolding *g)
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{
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hlcache_handle *c;
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assert(gui_window_get_browser_window(nsgtk_scaffolding_top_level(g))
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!= NULL);
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c = gui_window_get_browser_window(nsgtk_scaffolding_top_level(g))->
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current_content;
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if ((!c) || (content_get_type(c) != CONTENT_HTML &&
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content_get_type(c) != CONTENT_TEXTPLAIN))
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return;
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}
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/** connected to the search close button */
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gboolean nsgtk_search_close_button_clicked(GtkWidget *widget, gpointer data)
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{
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struct gtk_scaffolding *g = (struct gtk_scaffolding *)data;
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nsgtk_scaffolding_toggle_search_bar_visibility(g);
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return TRUE;
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}
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/** connected to the search entry [typing] */
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gboolean nsgtk_search_entry_changed(GtkWidget *widget, gpointer data)
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{
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nsgtk_scaffolding *g = (nsgtk_scaffolding *)data;
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struct browser_window *bw = gui_window_get_browser_window(
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nsgtk_scaffolding_top_level(g));
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if ((bw != NULL) && (bw->search_context != NULL))
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search_destroy_context(bw->search_context);
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nsgtk_search_set_forward_state(true, (void *)bw);
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nsgtk_search_set_back_state(true, (void *)bw);
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return TRUE;
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}
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/** connected to the search entry [return key] */
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gboolean nsgtk_search_entry_activate(GtkWidget *widget, gpointer data)
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{
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nsgtk_scaffolding *g = (nsgtk_scaffolding *)data;
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struct browser_window *bw = gui_window_get_browser_window(
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nsgtk_scaffolding_top_level(g));
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nsgtk_search_init(g);
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search_flags_t flags = SEARCH_FLAG_FORWARDS |
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(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(
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nsgtk_scaffolding_search(g)->caseSens)) ?
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SEARCH_FLAG_CASE_SENSITIVE : 0) |
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(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(
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nsgtk_scaffolding_search(g)->checkAll)) ?
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SEARCH_FLAG_SHOWALL : 0);
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if (search_verify_new(bw, &nsgtk_search_callbacks, (void *)bw))
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search_step(bw->search_context, flags, gtk_entry_get_text(
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nsgtk_scaffolding_search(g)->entry));
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return FALSE;
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}
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/** allows escape key to close search bar too */
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gboolean nsgtk_search_entry_key(GtkWidget *widget, GdkEventKey *event,
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gpointer data)
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{
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if (event->keyval == GDK_Escape) {
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struct gtk_scaffolding *g = (struct gtk_scaffolding *)data;
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nsgtk_scaffolding_toggle_search_bar_visibility(g);
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}
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return FALSE;
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}
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/** connected to the websearch entry [return key] */
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gboolean nsgtk_websearch_activate(GtkWidget *widget, gpointer data)
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{
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struct gtk_scaffolding *g = (struct gtk_scaffolding *)data;
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temp_open_background = 0;
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search_web_new_window(gui_window_get_browser_window(
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nsgtk_scaffolding_top_level(g)),
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(char *)gtk_entry_get_text(GTK_ENTRY(
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nsgtk_scaffolding_websearch(g))));
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temp_open_background = -1;
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return TRUE;
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}
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/**
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* allows a click in the websearch entry field to clear the name of the
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* provider
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*/
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gboolean nsgtk_websearch_clear(GtkWidget *widget, GdkEventFocus *f,
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gpointer data)
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{
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struct gtk_scaffolding *g = (struct gtk_scaffolding *)data;
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gtk_editable_select_region(GTK_EDITABLE(
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nsgtk_scaffolding_websearch(g)), 0, -1);
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gtk_widget_grab_focus(GTK_WIDGET(nsgtk_scaffolding_websearch(g)));
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return TRUE;
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}
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/**
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* Change the displayed search status.
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* \param found search pattern matched in text
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* \param p the pointer sent to search_verify_new() / search_create_context()
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*/
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void nsgtk_search_set_status(bool found, void *p)
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{
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}
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/**
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* display hourglass while searching
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* \param active start/stop indicator
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* \param p the pointer sent to search_verify_new() / search_create_context()
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*/
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void nsgtk_search_set_hourglass(bool active, void *p)
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{
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}
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/**
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* add search string to recent searches list
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* front is at liberty how to implement the bare notification
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* should normally store a strdup() of the string;
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* core gives no guarantee of the integrity of the const char *
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* \param string search pattern
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* \param p the pointer sent to search_verify_new() / search_create_context()
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*/
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void nsgtk_search_add_recent(const char *string, void *p)
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{
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}
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/**
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* activate search forwards button in gui
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* \param active activate/inactivate
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* \param p the pointer sent to search_verify_new() / search_create_context()
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*/
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void nsgtk_search_set_forward_state(bool active, void *p)
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{
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struct browser_window *bw = (struct browser_window *)p;
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if ((bw != NULL) && (bw->window != NULL)) {
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struct gtk_scaffolding *g = nsgtk_get_scaffold(bw->window);
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gtk_widget_set_sensitive(GTK_WIDGET(nsgtk_scaffolding_search(
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g)->buttons[1]), active);
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}
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}
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/**
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* activate search back button in gui
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* \param active activate/inactivate
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* \param p the pointer sent to search_verify_new() / search_create_context()
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*/
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void nsgtk_search_set_back_state(bool active, void *p)
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{
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struct browser_window *bw = (struct browser_window *)p;
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if ((bw != NULL) && (bw->window != NULL)) {
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struct gtk_scaffolding *g = nsgtk_get_scaffold(bw->window);
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gtk_widget_set_sensitive(GTK_WIDGET(nsgtk_scaffolding_search(
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g)->buttons[0]), active);
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}
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}
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